3 points
19.. Increased use of antibiotics has killed off bacterial populations that
were mo...
3 points
19.. Increased use of antibiotics has killed off bacterial populations that
were most susceptible to antibiotic treatment. Consequently, many strains
of bacteria are resistant to prescription drugs. What is the mechanism by
which these resistant bacteria have been allowed to thrive? *
Natural selection
Mutation
Speciation
Germination
Answers: 1
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